./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/reducercommutativity/avg10-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d71525-b20e-4c65-8529-5d3b204a037f/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d71525-b20e-4c65-8529-5d3b204a037f/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d71525-b20e-4c65-8529-5d3b204a037f/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d71525-b20e-4c65-8529-5d3b204a037f/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/reducercommutativity/avg10-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d71525-b20e-4c65-8529-5d3b204a037f/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d71525-b20e-4c65-8529-5d3b204a037f/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 431bc26901e3cf271c74e4f10a5bc241d4509dbbafd99aaf0126c46ffc8b7c33 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:45:47,190 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:45:47,193 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:45:47,245 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:45:47,246 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:45:47,250 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:45:47,252 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:45:47,258 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:45:47,261 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:45:47,267 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:45:47,268 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:45:47,270 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:45:47,274 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:45:47,277 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:45:47,279 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:45:47,281 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:45:47,283 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:45:47,284 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:45:47,286 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:45:47,296 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:45:47,298 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:45:47,299 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:45:47,301 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:45:47,302 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:45:47,306 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:45:47,307 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:45:47,308 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:45:47,309 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:45:47,309 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:45:47,310 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:45:47,311 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:45:47,312 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:45:47,313 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:45:47,314 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:45:47,315 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:45:47,315 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:45:47,316 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:45:47,316 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:45:47,317 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:45:47,317 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:45:47,318 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:45:47,319 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d71525-b20e-4c65-8529-5d3b204a037f/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:45:47,342 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:45:47,342 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:45:47,343 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:45:47,343 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:45:47,344 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:45:47,344 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:45:47,344 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:45:47,345 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:45:47,345 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:45:47,345 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:45:47,345 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:45:47,346 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:45:47,346 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:45:47,346 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:45:47,346 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:45:47,346 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:45:47,347 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:45:47,347 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:45:47,347 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:45:47,347 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:45:47,348 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:45:47,348 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:45:47,348 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:45:47,348 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:45:47,349 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:45:47,349 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:45:47,349 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:45:47,349 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:45:47,350 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d71525-b20e-4c65-8529-5d3b204a037f/bin/ukojak-92XMlrwhuB/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d71525-b20e-4c65-8529-5d3b204a037f/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 431bc26901e3cf271c74e4f10a5bc241d4509dbbafd99aaf0126c46ffc8b7c33 [2022-10-17 16:45:47,592 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:45:47,615 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:45:47,618 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:45:47,620 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:45:47,621 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:45:47,624 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d71525-b20e-4c65-8529-5d3b204a037f/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/reducercommutativity/avg10-2.i [2022-10-17 16:45:47,696 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d71525-b20e-4c65-8529-5d3b204a037f/bin/ukojak-92XMlrwhuB/data/228e44158/2b10fd3e197b4eb49877f7ad249da91c/FLAGff1669f91 [2022-10-17 16:45:48,187 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:45:48,187 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d71525-b20e-4c65-8529-5d3b204a037f/sv-benchmarks/c/reducercommutativity/avg10-2.i [2022-10-17 16:45:48,194 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d71525-b20e-4c65-8529-5d3b204a037f/bin/ukojak-92XMlrwhuB/data/228e44158/2b10fd3e197b4eb49877f7ad249da91c/FLAGff1669f91 [2022-10-17 16:45:48,540 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d71525-b20e-4c65-8529-5d3b204a037f/bin/ukojak-92XMlrwhuB/data/228e44158/2b10fd3e197b4eb49877f7ad249da91c [2022-10-17 16:45:48,542 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:45:48,544 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:45:48,554 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:45:48,554 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:45:48,558 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:45:48,558 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:45:48" (1/1) ... [2022-10-17 16:45:48,560 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37f317ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:48, skipping insertion in model container [2022-10-17 16:45:48,560 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:45:48" (1/1) ... [2022-10-17 16:45:48,567 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:45:48,582 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:45:48,789 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d71525-b20e-4c65-8529-5d3b204a037f/sv-benchmarks/c/reducercommutativity/avg10-2.i[1282,1295] [2022-10-17 16:45:48,792 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:45:48,799 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:45:48,819 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d71525-b20e-4c65-8529-5d3b204a037f/sv-benchmarks/c/reducercommutativity/avg10-2.i[1282,1295] [2022-10-17 16:45:48,820 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:45:48,834 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:45:48,834 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:48 WrapperNode [2022-10-17 16:45:48,834 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:45:48,836 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:45:48,836 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:45:48,836 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:45:48,844 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:48" (1/1) ... [2022-10-17 16:45:48,852 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:48" (1/1) ... [2022-10-17 16:45:48,871 INFO L138 Inliner]: procedures = 16, calls = 22, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 67 [2022-10-17 16:45:48,872 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:45:48,873 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:45:48,873 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:45:48,873 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:45:48,882 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:48" (1/1) ... [2022-10-17 16:45:48,882 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:48" (1/1) ... [2022-10-17 16:45:48,884 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:48" (1/1) ... [2022-10-17 16:45:48,885 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:48" (1/1) ... [2022-10-17 16:45:48,891 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:48" (1/1) ... [2022-10-17 16:45:48,894 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:48" (1/1) ... [2022-10-17 16:45:48,896 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:48" (1/1) ... [2022-10-17 16:45:48,897 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:48" (1/1) ... [2022-10-17 16:45:48,899 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:45:48,900 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:45:48,900 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:45:48,901 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:45:48,901 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:48" (1/1) ... [2022-10-17 16:45:48,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:45:48,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d71525-b20e-4c65-8529-5d3b204a037f/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:45:48,929 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d71525-b20e-4c65-8529-5d3b204a037f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:45:48,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d71525-b20e-4c65-8529-5d3b204a037f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:45:48,976 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:45:48,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:45:48,977 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:45:48,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:45:48,978 INFO L130 BoogieDeclarations]: Found specification of procedure avg [2022-10-17 16:45:48,978 INFO L138 BoogieDeclarations]: Found implementation of procedure avg [2022-10-17 16:45:48,978 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:45:48,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:45:48,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:45:48,979 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:45:49,073 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:45:49,076 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:45:49,263 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:45:49,302 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:45:49,303 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-10-17 16:45:49,305 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:45:49 BoogieIcfgContainer [2022-10-17 16:45:49,305 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:45:49,306 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:45:49,307 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:45:49,318 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:45:49,319 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:45:49" (1/1) ... [2022-10-17 16:45:49,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:45:49,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:49,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2022-10-17 16:45:49,425 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2022-10-17 16:45:49,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:45:49,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:49,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:49,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:49,828 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:45:49,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:49,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2022-10-17 16:45:49,909 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2022-10-17 16:45:49,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:45:49,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:49,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:49,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:50,100 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:45:50,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:50,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2022-10-17 16:45:50,172 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2022-10-17 16:45:50,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:45:50,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:50,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:50,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:50,320 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:45:50,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:50,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2022-10-17 16:45:50,370 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2022-10-17 16:45:50,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:45:50,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:50,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:50,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:50,499 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:45:50,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:50,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2022-10-17 16:45:50,572 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2022-10-17 16:45:50,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:45:50,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:50,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:50,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:50,675 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:45:50,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:50,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2022-10-17 16:45:50,706 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2022-10-17 16:45:50,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:45:50,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:50,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:50,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:50,902 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:45:50,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:50,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 23 states and 33 transitions. [2022-10-17 16:45:50,959 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 33 transitions. [2022-10-17 16:45:50,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:45:50,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:50,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:50,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:51,106 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:45:51,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:51,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2022-10-17 16:45:51,180 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2022-10-17 16:45:51,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:45:51,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:51,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:51,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:51,344 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:45:51,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:51,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2022-10-17 16:45:51,426 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2022-10-17 16:45:51,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:45:51,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:51,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:51,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:51,594 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:45:51,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:51,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2022-10-17 16:45:51,659 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2022-10-17 16:45:51,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:45:51,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:51,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:51,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:51,803 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:45:51,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:51,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2022-10-17 16:45:51,885 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2022-10-17 16:45:51,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:45:51,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:51,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:51,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:52,102 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:45:52,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:52,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 28 states and 38 transitions. [2022-10-17 16:45:52,180 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 38 transitions. [2022-10-17 16:45:52,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:45:52,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:52,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:52,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:52,372 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:45:52,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:52,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 29 states and 39 transitions. [2022-10-17 16:45:52,453 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2022-10-17 16:45:52,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:45:52,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:52,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:52,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:52,667 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:45:52,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:52,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 30 states and 40 transitions. [2022-10-17 16:45:52,754 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 40 transitions. [2022-10-17 16:45:52,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:45:52,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:52,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:52,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:52,980 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:45:53,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:53,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 31 states and 40 transitions. [2022-10-17 16:45:53,066 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-10-17 16:45:53,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:45:53,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:53,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:53,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:53,218 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2022-10-17 16:45:53,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:53,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 32 states and 41 transitions. [2022-10-17 16:45:53,319 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 41 transitions. [2022-10-17 16:45:53,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:45:53,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:53,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:53,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:53,497 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-10-17 16:45:53,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:53,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 33 states and 42 transitions. [2022-10-17 16:45:53,592 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 42 transitions. [2022-10-17 16:45:53,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:45:53,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:53,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:53,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:53,758 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2022-10-17 16:45:53,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:53,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 34 states and 43 transitions. [2022-10-17 16:45:53,861 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 43 transitions. [2022-10-17 16:45:53,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:45:53,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:53,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:53,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:54,132 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 0 proven. 89 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2022-10-17 16:45:54,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:54,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 35 states and 44 transitions. [2022-10-17 16:45:54,252 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 44 transitions. [2022-10-17 16:45:54,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:45:54,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:54,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:54,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:54,504 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2022-10-17 16:45:54,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:54,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 36 states and 45 transitions. [2022-10-17 16:45:54,607 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 45 transitions. [2022-10-17 16:45:54,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:45:54,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:54,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:54,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:54,852 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 0 proven. 158 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2022-10-17 16:45:54,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:54,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 37 states and 46 transitions. [2022-10-17 16:45:54,966 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 46 transitions. [2022-10-17 16:45:54,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:45:54,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:54,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:55,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:55,260 INFO L134 CoverageAnalysis]: Checked inductivity of 415 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 215 trivial. 0 not checked. [2022-10-17 16:45:55,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:55,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 38 states and 47 transitions. [2022-10-17 16:45:55,406 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 47 transitions. [2022-10-17 16:45:55,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:45:55,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:55,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:55,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:55,763 INFO L134 CoverageAnalysis]: Checked inductivity of 499 backedges. 0 proven. 247 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2022-10-17 16:45:55,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:55,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 39 states and 47 transitions. [2022-10-17 16:45:55,912 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 47 transitions. [2022-10-17 16:45:55,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:45:55,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:55,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:55,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:56,115 INFO L134 CoverageAnalysis]: Checked inductivity of 592 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 589 trivial. 0 not checked. [2022-10-17 16:45:56,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:56,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 40 states and 48 transitions. [2022-10-17 16:45:56,274 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 48 transitions. [2022-10-17 16:45:56,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:45:56,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:56,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:56,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:56,511 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 589 trivial. 0 not checked. [2022-10-17 16:45:56,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:56,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 41 states and 49 transitions. [2022-10-17 16:45:56,687 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2022-10-17 16:45:56,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:45:56,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:56,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:56,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:56,937 INFO L134 CoverageAnalysis]: Checked inductivity of 599 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 589 trivial. 0 not checked. [2022-10-17 16:45:57,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:57,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 42 states and 50 transitions. [2022-10-17 16:45:57,112 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 50 transitions. [2022-10-17 16:45:57,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 16:45:57,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:57,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:57,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:57,424 INFO L134 CoverageAnalysis]: Checked inductivity of 604 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 589 trivial. 0 not checked. [2022-10-17 16:45:57,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:57,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 43 states and 51 transitions. [2022-10-17 16:45:57,627 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 51 transitions. [2022-10-17 16:45:57,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-10-17 16:45:57,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:57,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:57,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:57,921 INFO L134 CoverageAnalysis]: Checked inductivity of 610 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 589 trivial. 0 not checked. [2022-10-17 16:45:58,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:58,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 44 states and 52 transitions. [2022-10-17 16:45:58,102 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 52 transitions. [2022-10-17 16:45:58,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-10-17 16:45:58,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:58,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:58,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:58,381 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 589 trivial. 0 not checked. [2022-10-17 16:45:58,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:58,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 45 states and 53 transitions. [2022-10-17 16:45:58,531 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 53 transitions. [2022-10-17 16:45:58,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-10-17 16:45:58,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:58,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:58,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:58,793 INFO L134 CoverageAnalysis]: Checked inductivity of 625 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 589 trivial. 0 not checked. [2022-10-17 16:45:58,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:58,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 46 states and 53 transitions. [2022-10-17 16:45:58,964 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 53 transitions. [2022-10-17 16:45:58,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-10-17 16:45:58,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:58,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:00,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat